MCQ
……….. is the most used numerical function in JavaScript.
  • isNaN( ) 
  • B
    Number( ) 
  • C
    digits( ) 
  • D
    None of these

Answer

Correct option: A.
isNaN( ) 
(A) isNaN( )

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free